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FB Riedon™ Class T Fuse Blocks

Bourns FB Riedon™ Class T Fuse Blocks offer a ring/spade termination and a rated current range of 110A to 400A to safely protect high-current DC systems. These durable fuse blocks include a Class T fuse as standard, comply with RoHS standards, and are UL 248-15, UL recognized for Class T fuses. The FB series features a 200KA minimum interrupt and an operating temperature range of -40°C to +60°C. Bourns FB Riedon Class T Fuse Blocks are available in numerous mounting and fuse configurations to meet the requirements of diverse applications. Typical applications include solar generators, wind power, heavy industry, mining, electroplating, and battery chargers.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Series	Product	Fuse Size / Group	Type	Mounting Style	Number of Poles	Current Rating	Termination Style	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
	Fuse Holder FB1 FUSE BLOCK 200A FUSE FB1-200 Bourns 1: $83.84 A tariff of 8% may be applied if shipping to the United States. 38In Stock	Mfr. Part # FB1-200 Mouser Part # 652-FB1-200	Bourns	Fuse Holder FB1 FUSE BLOCK 200A FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	38In Stock	$83.84 $70.93 $65.42 $51.20 View $48.87 $47.72 Quote A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	200 A	Screw	- 40 C	+ 60 C	Bulk
	Fuse Holder FB2 FUSE BLOCK 300A FUSE FB2-300 Bourns 1: $94.06 A tariff of 8% may be applied if shipping to the United States. 94In Stock	Mfr. Part # FB2-300 Mouser Part # 652-FB2-300	Bourns	Fuse Holder FB2 FUSE BLOCK 300A FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	94In Stock	$94.06 $78.01 $71.94 $60.90 View $55.38 Quote A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	300 A	Screw	- 40 C	+ 60 C	Bulk
	Fuse Holder FB2 FUSE BLOCK 350A FUSE FB2-350 Bourns 1: $97.75 A tariff of 8% may be applied if shipping to the United States. 33In Stock	Mfr. Part # FB2-350 Mouser Part # 652-FB2-350	Bourns	Fuse Holder FB2 FUSE BLOCK 350A FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	33In Stock	$97.75 $81.08 $73.60 $58.45 View $56.24 Quote A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	350 A	Screw	- 40 C	+ 60 C	Bulk
	Fuse Holder FB2 FUSE BLOCK 400A FUSE FB2-400 Bourns 1: $95.17 A tariff of 8% may be applied if shipping to the United States. 137In Stock	Mfr. Part # FB2-400 Mouser Part # 652-FB2-400	Bourns	Fuse Holder FB2 FUSE BLOCK 400A FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	137In Stock	$95.17 $78.93 $71.33 $60.36 View $57.96 Quote A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	400 A	Screw	- 40 C	+ 60 C	Bulk
	Fuse Holder FB1 FUSE BLOCK, NO FUSE FB1 Bourns 1: $73.71 A tariff of 8% may be applied if shipping to the United States. 12In Stock	Mfr. Part # FB1 Mouser Part # 652-FB1	Bourns	Fuse Holder FB1 FUSE BLOCK, NO FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	12In Stock	$73.71 $61.14 $58.37 $45.56 View $42.98 $42.29 A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	110 A to 200 A	Screw	- 40 C	+ 60 C	Bulk
	Fuse Holder FB1 FUSE BLOCK 125A FUSE FB1-125 Bourns 1: $73.80 A tariff of 8% may be applied if shipping to the United States. 7In Stock	Mfr. Part # FB1-125 Mouser Part # 652-FB1-125	Bourns	Fuse Holder FB1 FUSE BLOCK 125A FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	7In Stock	$73.80 $65.53 $59.07 $50.02 View $46.06 $45.65 A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	125 A	Screw	- 40 C	+ 60 C	Bulk
	Fuse Holder FB1 FUSE BLOCK 150A FUSE FB1-150 Bourns 1: $76.06 A tariff of 8% may be applied if shipping to the United States. 16In Stock	Mfr. Part # FB1-150 Mouser Part # 652-FB1-150	Bourns	Fuse Holder FB1 FUSE BLOCK 150A FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	16In Stock	$76.06 $64.04 $59.25 $50.53 $46.53 A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	150 A	Screw	- 40 C	+ 60 C	Bulk
	Fuse Holder FB2 FUSE BLOCK, NO FUSE FB2 Bourns 1: $75.39 A tariff of 8% may be applied if shipping to the United States. 21In Stock	Mfr. Part # FB2 Mouser Part # 652-FB2	Bourns	Fuse Holder FB2 FUSE BLOCK, NO FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	21In Stock	$75.39 $62.53 $57.67 $46.18 View $43.96 $43.36 A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	250 A to 400 A	Screw	- 40 C	+ 60 C	Bulk
	Fuse Holder FB2 FUSE BLOCK 250A FUSE FB2-250 Bourns 1: $97.75 A tariff of 8% may be applied if shipping to the United States. 4In Stock 32Expected 11/30/2026	Mfr. Part # FB2-250 Mouser Part # 652-FB2-250	Bourns	Fuse Holder FB2 FUSE BLOCK 250A FUSE Learn More about Bourns fb riedon fuse blocks	Datasheet	4In Stock 32Expected 11/30/2026	$97.75 $81.08 $72.41 $61.88 View $57.46 Quote A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1			FB	Fuse Blocks	Class T	Bolt Down	Chassis Mount	4 Pole	250 A	Screw	- 40 C	+ 60 C	Bulk